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1. Interface compatibility: RS422/RS485 standard2. Working mode: asynchronous differential transmission (half full duplex)3. Transmission rate: 300-3000000bps4. Environmental protection level: 600W lightning surge protection for each line of RS485 interface5. Transmission medium: twisted pair (wire diameter above 0.5mm) or shielded wire6. Signal indication: red light power, green light sending signal, yellow light receiving signal7. Support system: WindowsXP, WIN7, WIN8, WIN10, also use Windows series, MacOS, Linux and other systems8. Transmission distance: 1200 meters at the RS422/485 end, and the USB cable is no more than 5 meters9. Length: about 0.5/1.5mFeatures:1. It has a wide range of applications and meets different needs. It is suitable for the connection of various RS485/RS422 devices on the computer, two-way mutual data transmission, both USB to RS485/RS422 and RS485/RS422 to USB2. Dual chip design, better performance, stable communication signal, built-in CP2102+SP485 chip, plus TVS diode protection, support RS485/422 protocol equipment long-distance transmission, durable3. It can connect 256 RS485/RS422 devices, point-to-multipoint, each converter can connect 256 RS422 or RS485 interface devices, and the data communication baud rate range is 300-3000000bps4. The converter has zero-delay automatic transmission and reception conversion to ensure high-speed data transmission and no delay in data transmission, ensuring faster signal operation, and providing a reliable connection for communication5. Three kinds of data indicator display, easy to see the working status6. With filter magnetic ring, signal transmission is more stable7. Select 28/24WG thick tinned copper core, plus multi-layer shielding, signal transmission is more stable8. Support multiple technologies, compatible with USB2.0, RS485, RS422 standard protocols, automatically judge and control the data transmission direction, and automatically detect the serial port signal baud rateSpecification: Package Weight One Package Weight 0.30kgs / 0.67lb One Package Size 20cm * 15cm * 3cm / 7.87inch * 5.91inch * 1.18inch Qty per Carton 98 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 98 pcs = 17346 pcs40HQ: 412 cartons * 98 pcs = 40376 pcs

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1. Compatible standards: The interface is compatible with EIA/TIA RS-485 and RS-422 standards2. Material: ABS3. Wire structure: 24WG wire, 80 braided tinned copper braid + aluminum foil double shielding + four tensile rope + 7 cores + 8mm thick wire body, fully shielded environment4. Chip: FTDI-FT232RL+sp485 dual chip5. Working mode: asynchronous half-duplex communication, asynchronous full-duplex communication6. USB signal: VCC, DATA+, DATA-, GND7. RS-485/RS-422/DB9 pin signal: T/R+, T/R-, GND8. Signal indication: red light for power supply, green light for sending signal, yellow light for receiving signal9. Communication rate: 300bps-460800bps, automatic detection of serial port signal rate10. Communication distance: about 0-5 meters at the USB end; about 0-1200 meters at the RS-485/RS-422 end11. Number of connectable nodes: support RS-485/RS-422 terminal 32 nodes12. Communication mode: RS-485 point-to-point half-duplex communication, RS-485 point-to-multipoint half-duplex communication, RS-422 point-to-point full-duplex communication, RS-422 point-to-multipoint full-duplex communication13. Protection level: about 15kV IEC1000-4-2 Air Discharge14. Lightning protection and surge protection: 600W lightning surge protection15. Wiring method: terminal equipment can be connected by twisted pair or shielded wire16. Transmission medium: twisted pair or shielded wire17. Support system: Windows10/8/8.1/7, Server 2008, XP, Vista, Mac OS8/9, OS-X, Linux2.4 and other systems18. Power supply mode: USB power supply19. Voltage range: 5V20. Working current: less than 300mA21. Application scenarios: industrial automation control system, access control system, power control system, parking lot system, attendance machine, industrial computer, PLC controller, etc.22. Length: about 1.2mFeatures:1. Built-in FTDI-FT232RL+SP485 dual-chip, high-speed logic processing chip, TVS insurance diode, support RS485/422 protocol equipment long-distance transmission, stable and durable2. 32 RS485/422 devices can be connected, the data communication baud rate range is about 300bps-460800bps3. Wide range of applications, suitable for connection between computers and various RS485/422 devices, two-way interactive data transmission4. Automatically control the direction of data flow through the I/O circuit, and automatically determine and control the direction of data transmission5. Built-in zero-delay automatic transceiver conversion, automatic detection of serial port signal rate6. Multi-system compatibility, support Windows10/8/8.1/7, Server 2008, XP, Vista, Mac OS8/9, OS-X, Linux2.4 and other systems7. Safety lightning protection, surge protection8. Built-in 3 kinds of data indicators, easy to check the working status9. Use 24WG thick 80 braided tinned copper core, tightly shielded inside and outside, to strengthen anti-electromagnetic interferenceSpecification: Package Weight One Package Weight 0.47kgs / 1.04lb One Package Size 20cm * 15cm * 3cm / 7.87inch * 5.91inch * 1.18inch Qty per Carton 62 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 62 pcs = 10974 pcs40HQ: 412 cartons * 62 pcs = 25544 pcs

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1. Compatible standards: The interface is compatible with EIA/TIA RS-485 and RS-422 standards2. Material: ABS3. Wire structure: 24WG wire, 80 braided tinned copper braid + aluminum foil double shielding + four tensile rope + 7 cores + 8mm thick wire body, fully shielded environment4. Chip: FTDI-FT232RL+sp485 dual chip5. Working mode: asynchronous half-duplex communication, asynchronous full-duplex communication6. USB signal: VCC, DATA+, DATA-, GND7. RS-485/RS-422/DB9 pin signal: T/R+, T/R-, GND8. Signal indication: red light for power supply, green light for sending signal, yellow light for receiving signal9. Communication rate: 300bps-460800bps, automatic detection of serial port signal rate10. Communication distance: about 0-5 meters at the USB end; about 0-1200 meters at the RS-485/RS-422 end11. Number of connectable nodes: support RS-485/RS-422 terminal 32 nodes12. Communication mode: RS-485 point-to-point half-duplex communication, RS-485 point-to-multipoint half-duplex communication, RS-422 point-to-point full-duplex communication, RS-422 point-to-multipoint full-duplex communication13. Protection level: about 15kV IEC1000-4-2 Air Discharge14. Lightning protection and surge protection: 600W lightning surge protection15. Wiring method: terminal equipment can be connected by twisted pair or shielded wire16. Transmission medium: twisted pair or shielded wire17. Support system: Windows10/8/8.1/7, Server 2008, XP, Vista, Mac OS8/9, OS-X, Linux2.4 and other systems18. Power supply mode: USB power supply19. Voltage range: 5V20. Working current: less than 300mA21. Application scenarios: industrial automation control system, access control system, power control system, parking lot system, attendance machine, industrial computer, PLC controller, etc.22. Weight: about 70g23. Length: about 0.5mFeatures:1. Built-in FTDI-FT232RL+SP485 dual-chip, high-speed logic processing chip, TVS insurance diode, support RS485/422 protocol equipment long-distance transmission, stable and durable2. 32 RS485/422 devices can be connected, the data communication baud rate range is about 300bps-460800bps3. Wide range of applications, suitable for connection between computers and various RS485/422 devices, two-way interactive data transmission4. Automatically control the direction of data flow through the I/O circuit, and automatically determine and control the direction of data transmission5. Built-in zero-delay automatic transceiver conversion, automatic detection of serial port signal rate6. Multi-system compatibility, support Windows10/8/8.1/7, Server 2008, XP, Vista, Mac OS8/9, OS-X, Linux2.4 and other systems7. Safety lightning protection, surge protection8. Built-in 3 kinds of data indicators, easy to check the working status9. Use 24WG thick 80 braided tinned copper core, tightly shielded inside and outside, to strengthen anti-electromagnetic interferenceSpecification: Package Weight One Package Weight 0.20kgs / 0.45lb One Package Size 20cm * 15cm * 3cm / 7.87inch * 5.91inch * 1.18inch Qty per Carton 146 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 146 pcs = 25842 pcs40HQ: 412 cartons * 146 pcs = 60152 pcs

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1. Interface compatible: RS485/RS232C standard2. Material: ABS3. Working mode: asynchronous half-duplex differential transmission4. Protection level: 600W lightning surge protection per line, about 15KV electrostatic protection5. Transmission distance: RS-485 is less than 1200m, RS-232 is within 15m6. Transmission rate: 300-115.2kbps7. Communication mode: point-to-point/two-wire half-duplex, point-to-multipoint/two-wire half-duplex8. Size: about 6.4 x 3.3 x 1.7mmFeatures:1. Built-in TVS fuse diode, support RS485/RS232 protocol equipment remote transmission2. Driven by RS232 charge pump, no external power supply required3. The I/O circuit automatically controls the data flow direction4. Built-in zero-delay automatic transceiver conversion device, data transmission without delay5. Multiple protections, safer to use, 600W surge protection power per line, about 15KV electrostatic protection6. Asynchronous half-duplex differential transmission, two communication methods, stable transmission, convenient and fastSpecification: Package Weight One Package Weight 0.09kgs / 0.20lb One Package Size 16cm * 10cm * 4cm / 6.3inch * 3.94inch * 1.57inch Qty per Carton 30 Carton Weight 3.25kgs / 7.16lb Carton Size 42cm * 22cm * 29cm / 16.54inch * 8.66inch * 11.42inch Loading Container 20GP: 995 cartons * 30 pcs = 29850 pcs40HQ: 2310 cartons * 30 pcs = 69300 pcs

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1. Interface compatible: RS-485, RS-232 standard2. Material: ABS3. Working mode: asynchronous half-duplex differential transmission4. Protection level: 600W lightning surge protection per line of RS-485 interface5. Transmission medium: twisted pair or shielded wire6. Transmission distance: RS-485 is less than 1200m, RS-232 is within 15m7. Transmission rate: 300-115.2kbps8. Communication mode: point-to-point/two-wire half-duplex, point-to-multipoint/two-wire half-duplex9. Scope of application: suitable for PC, terminal equipment, industrial control, digital instrument acquisition, multi-serial port equipment, serial interface of single-chip microcomputer, etc.10. Dimensions: about 51.8 x 17.8 x 35.7mm11. Weight: about 40gFeatures:1. 9-hole nickel-plated female head, wear-resistant and durable, anti-oxidation and anti-corrosion2. Twisted pair/shielded wire can be used to improve signal conversion and transmission anti-interference3. ABS material, lightning protection design4. Built-in zero-delay automatic transceiver conversion device, which automatically controls the direction of data flow through the I/O circuit5. Built-in fast voltage suppression protector TVS, non-optical isolation6. Bidirectional transmission, compatible with RS-485, RS-232 standard interfaces7. Two communication methods, stable transmission, convenient and fastSpecification: Package Weight One Package Weight 0.06kgs / 0.14lb One Package Size 8cm * 5cm * 2cm / 3.15inch * 1.97inch * 0.79inch Qty per Carton 468 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 468 pcs = 82836 pcs40HQ: 412 cartons * 468 pcs = 192816 pcs

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1. Interface compatible: RS232, TTL2. Material: ABS3. Transmission mode: asynchronous, full duplex, full transparency4. Electrostatic protection: about 15KV ESD5. Scope of application: PC, terminal equipment, industrial control, digital instrument acquisition, multi-serial port equipment, serial interface of single-chip microcomputer, etc.6. Transmission rate: 300bps-115.2kbps7. Transmission medium: twisted pair/shielded wire8. Size: about 6.3 x 3.4 x 1.8mmFeatures:1. 9-pin nickel-plated connector/female, resistant to unplugging, using anti-oxidation material, anti-corrosion2. TTL wiring port, can use twisted pair/shielded wire, which is more convenient to connect/disassemble3. Environmental protection material, safe to use4. Built-in fast transient voltage suppression protector TVS5. Compatible with RS232 TIA/EIA standard and level data interface, can convert RS232 serial interface data transmission (TXD) and data reception (RXD) signals to TTL/COMS compatible level, TTL level supports two standard interfaces Level 5.0V and 3.3V6. Charge pump drive technology, no external power supply required, using RS232 charge pump drive, the transmission rate can reach 300bps-115.2kbps7. Built-in zero-delay automatic transceiver conversion device8. The I/O circuit automatically controls the direction of data flowSpecification: Package Weight One Package Weight 0.15kgs / 0.34lb One Package Size 16.5cm * 11cm * 6cm / 6.5inch * 4.33inch * 2.36inch Qty per Carton 194 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 194 pcs = 34338 pcs40HQ: 412 cartons * 194 pcs = 79928 pcs

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1. Specification: 9 for 9 holes 30AWG2. Outer skin: environmentally friendly PVC3. Shield: aluminum foil4. Connector: standard nickel-plated connector5. Scope of application: notebooks, printers, microcontrollers, surveillance cameras, set-top boxes, industrial instruments, etc.6. Wire diameter: about 6mm7. Line length: about 1.5/2/3/5mFeatures:1. The plug is easy to pull out and insert, durable2. Multi-layer shielding, more stable transmission, good shielding performance of aluminum foil, anti-interference3. Wide range of applications, high compatibility, meet the needs of notebooks, desktops to connect various serial devices4. Direct-connected DB9 industrial-grade double-shielded serial port cable, suitable for connecting a computer with a serial port interface to a serial port device, also suitable for an extension cable of a USB-to-serial cable, and supports RS232 serial port protocol5. Nickel-plated plug design, anti-corrosion, anti-oxidation, good transmission performance6. Environmentally friendly PVC outer skin, soft wire body, convenient for wiring and storage, durableSpecification: Package Weight One Package Weight 0.15kgs / 0.34lb One Package Size 25cm * 18cm * 3cm / 9.84inch * 7.09inch * 1.18inch Qty per Carton 194 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 194 pcs = 34338 pcs40HQ: 412 cartons * 194 pcs = 79928 pcs

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